L9110S 4 Channel Motor Driver

Product Description

1. This module itself comes with Four-way L9110S chip.

2. Module supply voltage: 2.5 - 12 V.

3. Suitable motor range: motor working voltage is between 2.5 V - 12 V.

4. Maximum working current: 0.8 A (The current smart car voltage and current in the market are within this range).

4. Can drive 4 DC motors at the same time, or 2 4-wire 2-phase stepping motors.

Two Module Interface Description

• 10P black curved pin instructions:

1. A1 external MCU IO port

2. A2 external MCU IO port

3. B1 external MCU IO port

4. B2 external MCU IO port

5. C1 external MCU IO port

6. C2 external MCU IO port

7. D1 external MCU IO port

8. D2 external MCU IO port

9. + external 2.5 V- 12 V voltage

10. - External GND

• 8P PCB terminal block description:

1. MOTOR A is connected to DC motor with 2 pins, no direction.

2. MOTOR B is connected to DC motor with 2 pins, no direction.

3. MOTOR C connects DC motor with 2 pins, no direction.

4. MOTOR D connects the DC motor with 2 pins, no direction.

Three Module Instructions

1. Turn on VCC, GND module power indicator is on.

2. A1 high-level input, A2 low-level input, MOTOR A motor forwards;

3. A1 low-level input, A2 high-level input, MOTOR engine reverse;

4. B1 high-level inputs, B2 low-level inputs, MOTORB motor rotates forward;

5. B1 low-level input, B2 high-level input, MOTORB engine reverses;

6. C1 high-level input, C2 low-level input, MOTOR C motor forwards;

7. C1 low-level input, C2 high-level input, MOTOR C reverse engine;

8. D1 high-level input, D2 low-level input, MOTOR D motor forward rotation;

9. D1 low-level input, D2 high-level input, MOTOR D engine reverses;

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